Final answer:
The process of liberation must occur for both those who are deprived of opportunities to advance socially and those obstructing that advancement.
Step-by-step explanation:
The statement is true. The process of liberation is necessary for both those who are deprived of opportunities to advance socially and those who obstruct that advancement.
Social advancement requires the removal of barriers and the creation of equal opportunities for all individuals, regardless of their social or economic background.